IconHot is a useful site for developer of web and application. It containing 60,000+ high-quality icons, each icon has PNG, ICO and ICNS three formats available for download to used in Linux, Windows and Mac systems. Note that you should reading the license of icons before using them in your application.

These builds are for testing purposes only.

RegExr Desktop is a tool for learning, editing, and testing regular expressions (RegEx or RegExp for short) on Mac OSX, Windows, and Linux.

TIPP10 is a free touch typing tutor for Windows, Mac OS and Linux. The ingenious thing about the software is its intelligence feature. Characters that are mistyped are repeated more frequently. Beginners will find their way around right away so they can start practicing without a hitch.

the highest rated and acclaimed Linux security distribution to date. BackTrack is a Linux-based penetration testing arsenal that aids security professionals in the ability to perform assessments in a purely native environment dedicated to hacking. Regardless if you’re making BackTrack your primary operating system, booting from a LiveDVD, or using your favorite thumbdrive, BackTrack has been customized down to every package, kernel configuration, script and patch solely for the purpose of the penetration tester.

The best online security training in the world. Get your offensive security professional certification now!

Website ini berisi informasi yang dibutuhkan oleh seorang pemula untuk mengenal, mengetahui dan menggunakan linux.

EBook Linuk By Alan Hicks, Chris Lumens, David Cantrell & Logan Johnson.